B-10312 SIZE 2 1/2

View detailed technical data, stock status, and sourcing information for: B-10312 SIZE 2 1/2
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Federal Supply Group

Hardware and Abrasives

Federal Supply Classification

5330 Packing and Gasket Materials

National Stock Number

5330-01-306-6042

Item Name Code

04521

Assigment Date

08/26/1989 (36 years ago)

A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.

3.613 inches minimum and 3.617 inches maximum center hole diameter, 0.218 inches nominal inner groove width, 4.135 inches minimum and 4.140 inches maximum peripheral diameter, 0.240 inches minimum and 0.250 inches maximum cross-sectional height, rubber chloroprene class cr overall material

Product Characteristics

Below you’ll find the complete technical specifications and performance data for this part, including material details and compliance information.

Cross-Sectional Height: 0.240 inches minimum and 0.250 inches maximum
Inner Groove Width: 0.218 inches nominal
Center Hole Diameter: 3.613 inches minimum and 3.617 inches maximum
Peripheral Diameter: 4.135 inches minimum and 4.140 inches maximum
Material: rubber chloroprene class cr overall
Material Document And Classification: mil-r-3065,grade sc512-eab mil spec single material response or 7224,cagec 5l967 mfr ref single material response overall

Related Parts

This NSN group includes multiple components designed to meet specific performance and operational standards. Each listing provides detailed specs, functionality data, and replacement compatibility information:

Part Number	Name
274370-8	Preformed Packing
B-10312 SIZE 2 1/2	Preformed Packing
N-60416 PIECE 8	Preformed Packing

FAQs

Find helpful answers about installation, operation, maintenance, compliance, and troubleshooting.

What is the FSCG of the NSN 5330-01-306-6042?

The FSCG of the NSN 5330-01-306-6042 is 5330

Does the NSN 5330-01-306-6042 have a Schedule B code assigned?

Yes, the Schedule B code is 3926904500

Does NSN 5330-01-306-6042 require demilitarization?

Items subject to the export administration regulations (ear) in parts 730-774 of title 15, code of federal regulations (cfr) (ccli or ear99) and determined by dod to present a low risk when released out of dod control. No demil, mut, or end use certificate is required. May require an export licensefrom doc.

Does NSN 5330-01-306-6042 contain precious materials?

Item does not contain precious metal.

Does NSN 5330-01-306-6042 contain hazardous materials?

Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of fed std 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.

When the NSN 5330-01-306-6042 was assigned to the Federal Catalog?

It was assigned 36 years ago, on Sat, Aug 26, 1989